National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

30°F

-1°C

Humidity 79%
Wind Speed Calm
Barometer 30.43 in (1031.5 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 12 Apr 3:56 am EDT
Extended Forecast for

2 Miles SW Grant Mills NY

  • Today

    Today: Mostly sunny, with a high near 53. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 53 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers, mainly before 9pm. Mostly cloudy, with a low around 41. South wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 41 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 63. Southwest wind 8 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 53. West wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 74. Southwest wind 3 to 8 mph. Chance of precipitation is 40%.

    High: 74 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.

    Low: 55 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.

    High: 75 °F

    Mostly Cloudy
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.

    High: 74 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 53. Calm wind becoming south 5 to 9 mph in the afternoon.
Tonight
A chance of showers, mainly before 9pm. Mostly cloudy, with a low around 41. South wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Monday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 63. Southwest wind 8 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 53. West wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 74. Southwest wind 3 to 8 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Wednesday
Showers likely after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Wednesday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 49.
Saturday
A chance of showers. Mostly sunny, with a high near 72. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Grant Mills NY
 42.06°N 74.71°W (Elev. 2201 ft)
Last Update:
2:30 am EDT Apr 12, 2026
Forecast Valid:
4am EDT Apr 12, 2026-6pm EDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation